Punctuation mark
( ) (English name parentheses or round brackets)
- Encloses supplemental information.
Sen. John McCain (R., Arizona) spoke at length.
- Encloses a commentary.
I gave it to Fred (who was going there anyways) before I left.
- Encloses optional variants or variant elements of words, inflections, spellings or pronunciations.
- Go get the dog(s) - Here, s is a shorthand for the plural dogs.
- You should (re)write that story. - Here, re is an optional prefix re-.
- Blue is my favo(u)rite colo(u)r. - Here, u is an alternative spelling (color/colour).
A variable with persistence that is currently above (below) its mean will tend not go below (above) its mean for some time.
(S)he likes dogs.
- Antarctica /ænˈtɑɹ(k)tɪkə/, terminator /ˈtɜːmɪneɪtə(ɹ)/
- Encloses narration.
2006, “Scott Pilgrim & the Infinite Sadness”, in Scott Pilgrim, volume 3 (in English):Envy: What's this for? Is this for the band?
Scott: It's... It's for you. I wrote a song.
(weird pause)
Envy: Why?
- Encloses a letter or number starting an item in a list.
- (1) New York, (2) London, (3) Paris.
- (A) New York, (B) London, (C) Paris.
2006, “Scott Pilgrim & the Infinite Sadness”, in Scott Pilgrim, volume 3 (in English):Scott: Can I get some free candy? Can you make it happen? Just some chocolate, maybe?
Wallace: No, because (A) you'll take half an hour to decide what you want, and (B) no sugar for you!!
2024 August 6, Gena Kaufman, “33 Rainy-Day Date Ideas That Aren’t Another Movie”, in Glamour (in English):When a sudden rainstorm interrupts your plans for a date, you have some choices: (a) brave the weather, (b) choose an equally fun indoor activity, (c) straight up refuse to leave the house and instead stay in together, or (d) be that person who asks for a last-minute raincheck (don’t be that person).
- (papyrology, epigraphy) Encloses restored elements of text that were (intentionally) omitted by the original scribe as an abbreviation.
- (phonetics) A transcription delimiter for silent utterances. It may enclose a transcription of a mouthed utterance derived from lip-reading, such as (ʃːː), or of the length of a pause between utterances, such as (1.3 sec). (...), (..) and (.) are used for increasingly brief pauses.
- Used as quotation marks (e.g. in Arabic).
Usage notes
Some style guides prescribe square brackets ⟨[ ]⟩ for parenthetical information within parentheses.
Synonyms
- (parenthetical phrase) — —
Derived terms
- (…) (used when omitting a section in quoted text)
- (sic) (used to indicate text quoted as-is from the source)
- (!)
- (?)
Symbol
( )
- (mathematics) Encloses a mathematical phrase that has increased precedence in terms of operators.
- 20 / 2 + 8 = 10 + 8 = 18
- 20 / (2 + 8) = 20 / 10 = 2
- (mathematics) Denotes the greatest common divisor of two integers.
- (54,24)=6
- (mathematics) Denotes a coordinate.
- (x,y)
- (regular expressions) Defines a marked subexpression, to be matched using the backslash (\1, \2, etc.)
([abc])([def])
— \2 matches the 2nd subexpression
- (programming) Used when defining a new function, enclosing the list of parameters.
getSum (a, b)
result = a + b
return result
- (programming) Used when calling an existing function, enclosing the list of arguments.
result = getFirstNumber() + getSecondNumber() + getThirdNumber()
- (programming) Used with some expressions and conditionals, like "if", "switch", "for", "while", etc., in certain programming languages.
if (x > 7) then printf "success!" end
- (chemistry) Encloses a repeated unit in a polymer.
- glutaraldehyde = CH2(CH2CHO)2
- (accounting) Indicates that a number is negative in place of a minus sign.[1]
- (20)
- (mathematical precedence) { }, [ ]
References
Introduction to bookkeeping and accounting, The Open University, 2015